20238475491

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2239}}^1\times {\mathrm{3359}}^1$

素因数の和:5640

約数の個数: 48

約数和(自身を含む): 32875315200

約数和(自身を除く): 12636839709

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 897, 2239, 2691, 3359, 6717, 10077, 20151, 29107, 30231, 43667, 51497, 77257, 87321, 131001, 154491, 231771, 261963, 393003, 463473, 669461, 695313, 1004341, 2008383, 3013023, 6025149, 7520801, 9039069, 22562403, 67687209, 97770413, 172978423, 293311239, 518935269, 879933717, 1556805807, 2248719499, 6746158497, 20238475491]

約数ペア:

[(1, 20238475491), (3, 6746158497), (9, 2248719499), (13, 1556805807), (23, 879933717), (39, 518935269), (69, 293311239), (117, 172978423), (207, 97770413), (299, 67687209), (897, 22562403), (2239, 9039069), (2691, 7520801), (3359, 6025149), (6717, 3013023), (10077, 2008383), (20151, 1004341), (29107, 695313), (30231, 669461), (43667, 463473), (51497, 393003), (77257, 261963), (87321, 231771), (131001, 154491)]